DiPotassium Phosphate(DKP)
Molecular formula: K2HPO4.nH2O(n= 0,3)
Molecular weight: 228.22 (n=3)
174.17 (n=0 )
CAS Number : 7758-11-4
Properties:
White powder or crystal powder,easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204℃.It will be dehydrated into tetra potassium pyrophosphate.
Uses:
Used in medicine and ferment industry , animalcule , Bacteria culture medium , PH buffering agents. The raw material for producing potassium pyrophosphate . Buffering agent for processing foods. Stabilizer for non-dairy coffee creamers.
Packing and Storage:
In 25kg,50kg,1000kg net bag,store at a cool,dry and well ventilated place.
Guaranteed Technical Specifications:
Specifications | K2HPO4(Anhydrous) | K2HPO4.nH2O (Trihydrate) | ||
| Industrial Grade | Food Grade | Industrial Grade | Food Grade |
Appearance | White Powder | White or Colorless crystal powder | ||
Main contents % ≥ | 98.0 | 98.0 | 97.0 | 97.0 |
Phosphorus pentoxide P2O5 % ≥ | 40.0 | 40.0 | 30.2 | 30.2 |
K2O % ≥ | 52.0 | 53.0 | 40.0 | 40.0 |
PH value | 8.7-9.3 | 8.2-9.6 | 8.8-9.6 | 8.8-9.6 |
Water insoluble % ≤ | 0.1 | 0.1 | 0.25 | 0.25 |
Fluoride, as F % ≤ | | 0.001 | | 0.005 |
Heavy metals,as Pb % ≤ | | 0.001 | 0.005 | 0.001 |
Arsenic ,as As) % ≤ | | 0.0003 | 0.005 | 0.0003 |
Chlorides,as Cl- % ≤ | | 0.05 | | |